Model comparison
DeepSeek-V3.1-Terminus vs ERNIE 5.1
DeepSeek-V3.1-Terminus and ERNIE 5.1 score almost the same on the Noometry Index (42.6 vs 43.1), so choose on price, context window or the category you care about most.
Last verified . 10 shared benchmarks.
DeepSeek
BaiduSummary
- They share 10 benchmarks with published results for both. DeepSeek-V3.1-Terminus scores higher in 1 category and ERNIE 5.1 in 6 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where DeepSeek-V3.1-Terminus leads 25.7 to 20.9.
- DeepSeek-V3.1-Terminus has downloadable open weights; the other is API-only.
Side by side
| DeepSeek-V3.1-Terminus | ERNIE 5.1 | |
|---|---|---|
| Provider | DeepSeek | Baidu |
| Noometry Index | 42.6 | 43.1 |
| Released | 2025-09-22 | — |
| Weights | Open | Proprietary |
| Context window | 164K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.30 | — |
| Output $ / M tokens | $1 | — |
| Results tracked | 16 | 19 |
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Category by category
Coding ERNIE 5.1 leads
DeepSeek-V3.1-Terminus: 41.5 (#114), ERNIE 5.1: 43.4 (#78)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Coding | 1426 | 1488 |
| SciCode | 40.6% | — |
| ALE-Bench | 745.17 | — |
Agentic & Tool Use Not comparable
DeepSeek-V3.1-Terminus: —, ERNIE 5.1: —
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Search | — | 1227 |
Reasoning DeepSeek-V3.1-Terminus leads
DeepSeek-V3.1-Terminus: 25.7 (#126), ERNIE 5.1: 20.9 (#209)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1481 |
| Kagi LLM Benchmark | 57.4% | — |
| NYT Connections (extended) | — | 23.4% |
| CritPt | 1.7% | — |
| DTBench | 81.3% | — |
| LMCA | 28.6% | — |
Math ERNIE 5.1 leads
DeepSeek-V3.1-Terminus: 35.7 (#138), ERNIE 5.1: 37.5 (#96)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Math | 1402 | 1481 |
Knowledge Not comparable
DeepSeek-V3.1-Terminus: —, ERNIE 5.1: 41.2 (#103)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Expert | — | 1491 |
Multilingual ERNIE 5.1 leads
DeepSeek-V3.1-Terminus: 52.3 (#87), ERNIE 5.1: 55.7 (#28)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Non-English | 1407 | 1455 |
| LMArena Russian | 1434 | 1459 |
| LMArena Chinese | — | 1507 |
| LMArena French | — | 1486 |
| LMArena German | — | 1470 |
| LMArena Japanese | — | 1422 |
| LMArena Korean | — | 1428 |
| LMArena Spanish | — | 1472 |
Instruction Following ERNIE 5.1 leads
DeepSeek-V3.1-Terminus: 74.4 (#96), ERNIE 5.1: 76.9 (#35)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Instruction Following | 1406 | 1460 |
Long Context ERNIE 5.1 leads
DeepSeek-V3.1-Terminus: 43.5 (#88), ERNIE 5.1: 44.7 (#56)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Longer Query | 1426 | 1462 |
Writing & Preference ERNIE 5.1 leads
DeepSeek-V3.1-Terminus: 61.3 (#87), ERNIE 5.1: 65.3 (#50)
| Benchmark | DeepSeek-V3.1-Terminus | ERNIE 5.1 |
|---|---|---|
| LMArena Text | 1420 | 1468 |
| LMArena Creative Writing | 1404 | 1440 |
| LMArena Multi-Turn | 1411 | 1471 |
Frequently asked questions
Is DeepSeek-V3.1-Terminus better than ERNIE 5.1?
DeepSeek-V3.1-Terminus and ERNIE 5.1 score almost the same on the Noometry Index (42.6 vs 43.1), so choose on price, context window or the category you care about most.
Is DeepSeek-V3.1-Terminus or ERNIE 5.1 better for coding?
ERNIE 5.1 scores higher on coding benchmarks: 43.4 versus 41.5 in the Noometry coding category.
How many benchmarks do DeepSeek-V3.1-Terminus and ERNIE 5.1 share?
10 benchmarks have published results for both models. DeepSeek-V3.1-Terminus has 16 scored results on Noometry and ERNIE 5.1 has 19.